Scientific Name
Alepocephalus tenebrosus

Common Name
California slickhead

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 15-18; Anal spines: 0; Anal soft rays: 15 - 18; Vertebrae: 51 - 55. Branchiostegal rays: 6-7.

Classification

Classified By

Gilbert, 1892

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Slickheads (Alepocephalidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Bering Sea to at least California, USA. Southeast Pacific: Chile (Ref. 35724).

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

46 m

Depth To - meters

5500 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 46 - 5500 m (Ref. 4525)

Trophic Level

3.5 s.e. 0.50 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

61.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate vulnerability (43 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.30)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated